Jennifer Lopez arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Jessica Szohr arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Dianna Agron arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Kate Walsh arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Kate Beckinsale arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Helena Bonham Carter arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Malin Akerman arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Gabrielle Union arrives at the Montblanc Cocktail Pre-Oscar Party at Soho House on February 26, 2011 in West Hollywood, California. (Getty)

Hollywood hotties live it up the night before the Academy Awards!

All of young Hollywood hit up Soho House for the Montblanc Party Feb. 26, and they looked prettier than ever while celebrating Oscar weekend! Dianna Agron sparkled in a black mini as she chatted with Gossip Girl star Jessica Szohr while bestiesTaylor Swift and Emma Stone went bright in red and teal respectively as they spent the night chatting together!

Take a look at the photos above and tell us who you think was best dressed!